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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2012-09-13 16:29:49 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2012-09-13 16:29:49 +0000 |
| commit | 39acdb0200ff78065699509fccfc605f86237350 (patch) | |
| tree | 7ca9cc918935e96e0dd38dd967bdb5275dbb8256 /lib/Transforms/Scalar/MemCpyOptimizer.cpp | |
| parent | aa8405811ed9ad84e5afb70dac04ebfbae519316 (diff) | |
| download | llvm-39acdb0200ff78065699509fccfc605f86237350.tar.gz llvm-39acdb0200ff78065699509fccfc605f86237350.tar.bz2 llvm-39acdb0200ff78065699509fccfc605f86237350.tar.xz | |
MemCpyOpt: When forming a memset from stores also take GEP constexprs into account.
This is common when storing to global variables.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163809 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Scalar/MemCpyOptimizer.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/MemCpyOptimizer.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/Transforms/Scalar/MemCpyOptimizer.cpp b/lib/Transforms/Scalar/MemCpyOptimizer.cpp index 2a5ee33eb1..35acc79238 100644 --- a/lib/Transforms/Scalar/MemCpyOptimizer.cpp +++ b/lib/Transforms/Scalar/MemCpyOptimizer.cpp @@ -38,7 +38,7 @@ STATISTIC(NumMemSetInfer, "Number of memsets inferred"); STATISTIC(NumMoveToCpy, "Number of memmoves converted to memcpy"); STATISTIC(NumCpyToSet, "Number of memcpys converted to memset"); -static int64_t GetOffsetFromIndex(const GetElementPtrInst *GEP, unsigned Idx, +static int64_t GetOffsetFromIndex(const GEPOperator *GEP, unsigned Idx, bool &VariableIdxFound, const TargetData &TD){ // Skip over the first indices. gep_type_iterator GTI = gep_type_begin(GEP); @@ -75,8 +75,8 @@ static bool IsPointerOffset(Value *Ptr1, Value *Ptr2, int64_t &Offset, const TargetData &TD) { Ptr1 = Ptr1->stripPointerCasts(); Ptr2 = Ptr2->stripPointerCasts(); - GetElementPtrInst *GEP1 = dyn_cast<GetElementPtrInst>(Ptr1); - GetElementPtrInst *GEP2 = dyn_cast<GetElementPtrInst>(Ptr2); + GEPOperator *GEP1 = dyn_cast<GEPOperator>(Ptr1); + GEPOperator *GEP2 = dyn_cast<GEPOperator>(Ptr2); bool VariableIdxFound = false; |